petsc-3.12.5 2020-03-29
TaoLineSearchComputeGradient
Computes the gradient of the objective function
Synopsis
#include "petsctaolinesearch.h"
PetscErrorCode TaoLineSearchComputeGradient(TaoLineSearch ls, Vec x, Vec g)
Collective on TaoLineSearch
Input Parameters
| ls | - the TaoLineSearch context
|
| x | - input vector
|
Output Parameter
g -gradient vector
Notes
TaoComputeGradient() is typically used within line searches
so most users would not generally call this routine themselves.
See Also
TaoLineSearchComputeObjective(), TaoLineSearchComputeObjectiveAndGradient(), TaoLineSearchSetGradient()
Level
developer
Location
src/tao/linesearch/interface/taolinesearch.c
Index of all TaoLineSearch routines
Table of Contents for all manual pages
Index of all manual pages